查询词典 information science

The spectral theory of graph is not only an important area in graph theory but also an active topic. There are extensive applications in the fields of quantum chemistry, physics, computer science, communication network and information science.

近半个世纪以来，谱图论形成发展成为图论研究的重要领域之一，也是一个非常活跃的研究方向，它在量子化、物理、计算机科学、通信网络及信息科学中均有广泛的应用。

Sol-gel technique is a hot topic of international materials science and information science, which has been used in fields of tunable dye laser, flat panel display, solar concentrator, nonlinear optics, photochemical hole burning, photochromic glass.

利用溶胶-凝胶技术制备的有机/无机复合光功能材料已在固态可调谐染料激光器、平面显示、太阳能浓缩器、非线性光学、光化学烧孔、光致变色等方面都显示了光明的应用前景，是国际材料科学和信息科学研究的一个欣欣向荣的领域。

Digital earth, emerged at the end of last century, is a new strategic orientation for quantitatively studying the earth and a crosscutting multidisciplinary field of space science and technology, information science and technology, earth science etc.

数字地球是20世纪末期问世的定量化研究地球的一个新的战略方向，是集空间科技、信息科技、地球科学等于一体的交叉学科领域。

The library science and information science session in domestic and foreign take the application of knowledge management in the library management seriously.

图书馆知识服务的特性，使得其与知识管理之间存在着紧密的契合关系。图书馆知识管理，是指应用知识管理理论与方法，合理配置和使用图书馆各种资源，充分满足用户不断变化的信息与知识需求，并提升现代图书馆的各项职能和更好地发挥图书馆信息服务作用的过程。

Since 1990s, it has received much attention of researchers and has become a flash point in the research area of computer science and information science.

自20世纪90年代起，该理论日益受到重视，并成为国际信息科学的研究热点之一。

Since 1990s, it has attracted much attention of researchers around the world, and has been well developed and applied. Now, this theory has become a flash point in the research area of computer science and information science.

自上世纪九十年代以来，粗糙集在理论上不断完善，在应用上广泛扩展，已逐渐成为国际学术界的研究热点之一。

In computer science and information science , system could also be a method or an algorithm .

在计算机科学和信息科学，系统也可能是方法或算法。

College of Information Science and Engineering,Wuhan University of Science and Technology,Wuhan 430081,China

武汉科技大学信息科学与工程学院，湖北武汉430081

This project is an intersection of mathematical programming, information science, management science as well as computer science.

本项目为数学规划、信息科学、管理科学、以及计算机科学的交叉项目。

With different approaches such as written documents, survey, historical comparision and interview, the thesis presents a systematic research of college PE informationization, which is on the basis of the studies in the following fields: system science, pedagogics, computer science, college sports and information science.

针对这一现状，高等学校体育信息化研究的重点将逐渐从信息技术对教学媒体和教学的刺激的关注向深入探讨现代信息技术和高等学校体育系统整合的方向发展，这也是本文研究的切入点。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。